    "source-XXX" :
    {
      "extend" : ["default-demo"],
      "let" : { "DPACKAGE" : "ZZZ", "DSNAME" : "YYY", "BUILDTYPE" : "source", "EXCEPT": ["*"] }
    },

    "build-XXX" :
    {
      "extend" : ["default-demo"],
      "let" : { "DPACKAGE" : "ZZZ", "DSNAME" : "YYY", "BUILDTYPE" : "build", "EXCEPT": [] },
      "compile-options" : { "code" : { "optimize" : [ "variables", "basecalls", "strings", "privates", "whitespace"] }}
    }
